261833040

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{17317}}^1$

素因数の和:17346

約数の個数: 160

約数和(自身を含む): 1030767360

約数和(自身を除く): 768934320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2160, 2520, 3024, 3780, 5040, 7560, 15120, 17317, 34634, 51951, 69268, 86585, 103902, 121219, 138536, 155853, 173170, 207804, 242438, 259755, 277072, 311706, 346340, 363657, 415608, 467559, 484876, 519510, 606095, 623412, 692680, 727314, 779265, 831216, 935118, 969752, 1039020, 1090971, 1212190, 1246824, 1385360, 1454628, 1558530, 1818285, 1870236, 1939504, 2078040, 2181942, 2337795, 2424380, 2493648, 2909256, 3117060, 3272913, 3636570, 3740472, 4156080, 4363884, 4675590, 4848760, 5454855, 5818512, 6234120, 6545826, 7273140, 7480944, 8727768, 9351180, 9697520, 10909710, 12468240, 13091652, 14546280, 16364565, 17455536, 18702360, 21819420, 26183304, 29092560, 32729130, 37404720, 43638840, 52366608, 65458260, 87277680, 130916520, 261833040]

約数ペア:

[(1, 261833040), (2, 130916520), (3, 87277680), (4, 65458260), (5, 52366608), (6, 43638840), (7, 37404720), (8, 32729130), (9, 29092560), (10, 26183304), (12, 21819420), (14, 18702360), (15, 17455536), (16, 16364565), (18, 14546280), (20, 13091652), (21, 12468240), (24, 10909710), (27, 9697520), (28, 9351180), (30, 8727768), (35, 7480944), (36, 7273140), (40, 6545826), (42, 6234120), (45, 5818512), (48, 5454855), (54, 4848760), (56, 4675590), (60, 4363884), (63, 4156080), (70, 3740472), (72, 3636570), (80, 3272913), (84, 3117060), (90, 2909256), (105, 2493648), (108, 2424380), (112, 2337795), (120, 2181942), (126, 2078040), (135, 1939504), (140, 1870236), (144, 1818285), (168, 1558530), (180, 1454628), (189, 1385360), (210, 1246824), (216, 1212190), (240, 1090971), (252, 1039020), (270, 969752), (280, 935118), (315, 831216), (336, 779265), (360, 727314), (378, 692680), (420, 623412), (432, 606095), (504, 519510), (540, 484876), (560, 467559), (630, 415608), (720, 363657), (756, 346340), (840, 311706), (945, 277072), (1008, 259755), (1080, 242438), (1260, 207804), (1512, 173170), (1680, 155853), (1890, 138536), (2160, 121219), (2520, 103902), (3024, 86585), (3780, 69268), (5040, 51951), (7560, 34634), (15120, 17317)]